codekingpro/portable-devtools

1'use strict'
2
3const npmFetch = require('npm-registry-fetch')
4
5module.exports = search
6function search (query, opts) {
7  return search.stream(query, opts).collect()
8}
9search.stream = searchStream
10function searchStream (query, opts = {}) {
11  opts = {
12    detailed: false,
13    limit: 20,
14    from: 0,
15    quality: 0.65,
16    popularity: 0.98,
17    maintenance: 0.5,
18    ...opts.opts, // this is to support the cli's --searchopts parameter
19    ...opts,
20  }
21
22  switch (opts.sortBy) {
23    case 'optimal': {
24      opts.quality = 0.65
25      opts.popularity = 0.98
26      opts.maintenance = 0.5
27      break
28    }
29    case 'quality': {
30      opts.quality = 1
31      opts.popularity = 0
32      opts.maintenance = 0
33      break
34    }
35    case 'popularity': {
36      opts.quality = 0
37      opts.popularity = 1
38      opts.maintenance = 0
39      break
40    }
41    case 'maintenance': {
42      opts.quality = 0
43      opts.popularity = 0
44      opts.maintenance = 1
45      break
46    }
47  }
48  return npmFetch.json.stream('/-/v1/search', 'objects.*',
49    {
50      ...opts,
51      query: {
52        text: Array.isArray(query) ? query.join(' ') : query,
53        size: opts.limit,
54        from: opts.from,
55        quality: opts.quality,
56        popularity: opts.popularity,
57        maintenance: opts.maintenance,
58      },
59      mapJSON: (obj) => {
60        if (obj.package.date) {
61          obj.package.date = new Date(obj.package.date)
62        }
63        if (opts.detailed) {
64          return obj
65        } else {
66          return obj.package
67        }
68      },
69    }
70  )
71}
72